FR678074A - Improvements in watertight closures - Google Patents
Improvements in watertight closuresInfo
- Publication number
- FR678074A FR678074A FR678074DA FR678074A FR 678074 A FR678074 A FR 678074A FR 678074D A FR678074D A FR 678074DA FR 678074 A FR678074 A FR 678074A
- Authority
- FR
- France
- Prior art keywords
- watertight closures
- closures
- watertight
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J13/00—Covers or similar closure members for pressure vessels in general
- F16J13/16—Pivoted closures
- F16J13/18—Pivoted closures pivoted directly on the frame
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE678074X | 1929-01-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR678074A true FR678074A (en) | 1930-03-18 |
Family
ID=6594246
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR678074D Expired FR678074A (en) | 1929-01-08 | 1929-07-09 | Improvements in watertight closures |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR678074A (en) |
-
1929
- 1929-07-09 FR FR678074D patent/FR678074A/en not_active Expired
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